Cover for a telephone



FIG. 1 is a front perspective view from below and one side of a cover for a telephone showing my new design in an open position;

FIG. 2 is a front perspective view from below and one side;

FIG. 3 is a front view;

FIG. 4 is a view from side;

FIG. 5 is a plan view;

FIG. 6 is a view from other side;

FIG. 7 is a rear view; and,

FIG. 8 is an underneath plan. 

The ornamental design for "a cover for a telephone", as shown and described. 